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Home > CCA > Chapter 2 > Lesson 2.2.2 > Problem 2-67

2-67.

Each part (a) through (d) below represents a different tile pattern. For each one, determine how the pattern is growing and the number of tiles in Figure 0. Homework Help ✎

  1. Figures 2, 3 and 4

  • How many more squares does Figure 3 have than Figure 2?

  1. graph

  • Make a slope triangle between two points on the graph to find the slope, or the growth rate.

  • Growth rate: −2

  • Number of tiles in Figure 0: −14

  1. x

    −3

    −2

    −1

    0

    1

    2

    3

    y

    18

    13

    8

    3

    −2

    −7

    −12

  • What is the difference between each y-value?
    What is the value of y when x is 0?